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from typing import Dict, Any
from systemds.scuro.drsearch.representation_dag import RepresentationDag


def visualize_dag(dag: RepresentationDag) -> Dict[str, Any]:
    nodes = []
    edges = []

    for i, node in enumerate(dag.nodes):
        # Create node entry
        node_type = "operation" if node.operation else "modality"
        label = node.operation if node.operation else f"Modality: {node.modality_id}"

        nodes.append(
            {
                "id": node.node_id,
                "label": label,
                "type": node_type,
                "parameters": node.parameters,
            }
        )

        print(nodes[i])

        # Create edges
        for input_id in node.inputs:
            edges.append({"from": input_id, "to": node.node_id})

    for edge in edges:
        print(edge)

    print(f"Root Node ID: {dag.root_node_id}")

    return {"nodes": nodes, "edges": edges, "root": dag.root_node_id}
